edx/bok-choy — pull request #15 by wedaly (2014-01-09 20:59:09+00:00)
Title: Fix a ValueError when no port specified

@jzoldak Discovered this while fixing up the E2E tests. I refactored the test suite to use `assert_raises`, added a test case for when no port is specified, then fixed the bug in `WebAppUI.validate_url`.